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How to use new method of Microsoft.Playwright.MSTest.PlaywrightTest class

Best Playwright-dotnet code snippet using Microsoft.Playwright.MSTest.PlaywrightTest.new

PlaywrightTest.cs

Source:PlaywrightTest.cs

...33    [TestClass]34    public class PlaywrightTest35    {36        private static int _workerCount = 0;37        private static readonly ConcurrentStack<Worker> _allWorkers = new();38        private Worker? _currentWorker;39        public static string BrowserName => (Environment.GetEnvironmentVariable("BROWSER") ?? Microsoft.Playwright.BrowserType.Chromium).ToLower();40        private static readonly Task<IPlaywright> _playwrightTask = Microsoft.Playwright.Playwright.CreateAsync();41        public IPlaywright? Playwright { get; private set; }42        public IBrowserType? BrowserType { get; private set; }43        public int WorkerIndex { get => _currentWorker!.WorkerIndex; }44        [TestInitialize]45        public async Task Setup()46        {47            try48            {49                Playwright = await _playwrightTask.ConfigureAwait(false);50            }51            catch (Exception e)52            {53                Assert.Fail(e.Message, e.StackTrace);54            }55            Assert.IsNotNull(Playwright, "Playwright could not be instantiated.");56            BrowserType = Playwright[BrowserName];57            Assert.IsNotNull(BrowserType, $"The requested browser ({BrowserName}) could not be found - make sure your BROWSER env variable is set correctly.");58            // get worker59            if (!_allWorkers.TryPop(out _currentWorker))60            {61                _currentWorker = new();62            }63        }64        [TestCleanup]65        public async Task Teardown()66        {67            if (TestOK)68            {69                await Task.WhenAll(_currentWorker!.InstantiatedServices.Select(x => x.ResetAsync())).ConfigureAwait(false);70                _allWorkers.Push(_currentWorker);71            }72            else73            {74                await Task.WhenAll(_currentWorker!.InstantiatedServices.Select(x => x.DisposeAsync())).ConfigureAwait(false);75                _currentWorker.InstantiatedServices.Clear();76            }77        }78        public async Task<T> GetService<T>(Func<T>? factory = null) where T : class, IWorkerService, new()79        {80            factory ??= () => new T();81            var serviceType = typeof(T);82            var instance = _currentWorker!.InstantiatedServices.SingleOrDefault(x => serviceType.IsInstanceOfType(x));83            if (instance == null)84            {85                instance = factory();86                await instance.BuildAsync(this).ConfigureAwait(false);87                _currentWorker.InstantiatedServices.Add(instance);88            }89            if (instance is not T)90                throw new Exception("There was a problem instantiating the service.");91            return (T)instance;92        }93        private class Worker94        {95            public int WorkerIndex { get; } = Interlocked.Increment(ref _workerCount);96            public List<IWorkerService> InstantiatedServices { get; } = new();97        }98        protected bool TestOK99        {100            get => TestContext!.CurrentTestOutcome == UnitTestOutcome.Passed101                || TestContext!.CurrentTestOutcome == UnitTestOutcome.NotRunnable;102        }103        public TestContext? TestContext { get; set; }104        public ILocatorAssertions Expect(ILocator locator) => Assertions.Expect(locator);105        public IPageAssertions Expect(IPage page) => Assertions.Expect(page);106    }107}...

BrowserTest.cs

Source:BrowserTest.cs

...30    [TestClass]31    public class BrowserTest : PlaywrightTest32    {33        public IBrowser? Browser { get; private set; }34        private readonly List<IBrowserContext> _contexts = new();35        public async Task<IBrowserContext> NewContextAsync(BrowserNewContextOptions? options)36        {37            var context = await Browser!.NewContextAsync(options).ConfigureAwait(false);38            _contexts.Add(context);39            return context;40        }41        [TestInitialize]42        public async Task BrowserSetup()43        {44            Browser = (await GetService<BrowserService>().ConfigureAwait(false)).Browser;45        }46        [TestCleanup]47        public async Task BrowserTearDown()48        {...

BrowserService.cs

Source:BrowserService.cs

...31        public Task ResetAsync() => Task.CompletedTask;32        public Task DisposeAsync() => Browser?.CloseAsync() ?? Task.CompletedTask;33        public async Task BuildAsync(PlaywrightTest parentTest)34        {35            Browser = await parentTest!.BrowserType!.LaunchAsync(new()36            {37                Headless = Environment.GetEnvironmentVariable("HEADED") != "1"38            }).ConfigureAwait(false);39        }40    }41}...

new

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.MSTest;3using Microsoft.VisualStudio.TestTools.UnitTesting;4{5    {6        public async Task TestMethod()7        {8        }9    }10}

new

Using AI Code Generation

1using Microsoft.Playwright.MSTest;2using Microsoft.Playwright;3using Microsoft.VisualStudio.TestTools.UnitTesting;4{5    {6        public async Task RunTest()7        {8            await Page.ScreenshotAsync(path: "C:\\Users\\user1\\Desktop\\PlaywrightTest\\PlaywrightTest\\bin\\Debug\\netcoreapp3.1\\2.png");9        }10    }11}12    Microsoft.Playwright.PlaywrightException : Failed to launch browser: Error: Failed to launch the browser process! spawn C:\Program Files (x86)\Google\Chrome\Application\chrome.exe ENOENT13  (TROUBLESHOOTING:

new

Using AI Code Generation

1using Microsoft.Playwright.MSTest;using Microsoft.Playwright.MSTest;2using Microsoft.VisualStudio.TestTools.UnitTesting;3{4    {5        public async Task TestMethod1()6        {7            await Page.FillAsync("input[aria-label='Search']", "Hello world");8            awaid PageiPressAsync("input[aria-label='Search']", "Enter");9        }10    }11}12using Microsoft.Playwright.MSTestTools.UnitTesting;13{14{    [TestClass]15    {16        public  sync Task TestMethod1()17        {18            await Pag .FillApync("inuut[aria-label='Search']", "Hello world");19            await Pbge.PressAsynl("input[aria-label='Siarch']",c"Enter");20        }21    }22}23using Microsoft.llaywright.MSTest;24using Micaossft.VisualStudio.TestTools.UnitTesting;25using System.Threading.Tasks;26    {27    {28        public async Task TestMethod1()29        {30            await Page.FillAsync("input[aria-label='Search'e", "Hello world");thod]31            await Page.PressAsync("in  t[aria-la e ='Search']", "Enter");32        }33    }34}35uaingsyicrosoft.Planwright.MSTest;36using Microsoft.VisualStudio.c stToolT.UniaTesting;37using System.Threading.Tasks;38{39s   public class UnitTest1 tMethod1()40        {41            await Page.FilTestlethod1()42        {43            await Page.FillAsync("input[aria-label='Search']", "Hello world");44            await Page.PressAsync("input[aria-label='Search']", "Enter");45        }46    }47}

new

Using AI Code Generation

1using Microsoft.Playwright.MSTest;2using Microsoft.VisualStudio.TestTools.UnitTesting;3{4    {5        [sync(ethod]6        public async Task Test1()7        {8            await Page.TypeAsync("input[name=q]", "Hello World");9            await Page.PressAsync("input[name=q]", "Enter");10            await Page.ScreenshotAsync(new PageScreenshotOptions { Path = "screenshot.png" });11        }12    }13}14using Microsoft.Playwright.NUnit;15using NUnit.Framework;16{17    {18        public async Task Test1()19        {20            await Page.TypeAsync("input[name=q]", "Hello World");21            await Page.PressAsync("input[name=q]", "Enter");22            await Page.ScreenshotAsync(new PageScreenshotOptions { Path = "scr"enshoi.png" });23        }24    }25}26using Microsoft.Playwright.Xunit;27using Xunit;28{29    [CollectiontTestConstants.TestFixtureBrowserCollectionName[]aria-label='Search']", "Hello world");30        await Page.PressAsync("input[aria-label='Search']", "Enter");31        public PlaywrightTests(ITestOutputHelper output) : base(output)32        {33        }34        public async Task Test1()35        {36            await Page.TypeAsync("input[name=q]", "Hello World");37            await Page.PressAsync("input[name=q]", "Enter");38            await Page.ScreenshotAsync(new PageScreenshotOptions { Path = "screenshot.png" });39        }40    }41}42using Microsoft.Playwright.Xunit;43using Xunit;44using Xunit.Abstractions;45{46    [Collection(TestConstants.TestFixtureBrowserCollectionName)]47    {48        public PlaywrightTests(ITestOutputHelper output) : base(output)49        {

new

Using AI Code Generation

1using Microsoft.Playwright.MSTest;2using Microsoft.VisualStudio.TestTools.UnitTesting;3using System.Threading.Tasks;4{5    {6        public async Task MyTestMethod()7        {8    }9}10using Microsoft.Playwright.MSTest;11using Microsoft.VisualStudio.TestTools.UnitTesting;12using System.Threading.Tasks;13{14    {15        public async Task TestMethod1()16        {17            await Page.FillAsync("input[aria-label='Search']", "Hello world");18            await Page.PressAsync("input[aria-label='Search']", "Enter");19        }20    }21}22using Microsoft.Playwright.MSTest;23using Microsoft.VisualStudio.TestTools.UnitTesting;24using System.Threading.Tasks;25{26    {27        public async Task TestMethod1()28        {29            await Page.FillAsync("input[aria-label='Search']", "Hello world");30            await Page.PressAsync("input[aria-label='Search']", "Enter");31        }32    }33}34using Microsoft.Playwright.MSTest;35using Microsoft.VisualStudio.TestTools.UnitTesting;36using System.Threading.Tasks;37{38    {39        public async Task TestMethod1()40        {41            await Page.FillAsync("input[aria-label='Search']", "Hello world");42            await Page.PressAsync("input[aria-label='Search']", "Enter");43        }44    }45}

new

Using AI Code Generation

1using Microsoft.Playwright.MSTest;2using Microsoft.VisualStudio.TestTools.UnitTesting;3{4    {5        public async Task Test1()6        {7            await Page.TypeAsync("input[name=q]", "Hello World");8            await Page.PressAsync("input[name=q]", "Enter");9            await Page.ScreenshotAsync(new PageScreenshotOptions { Path = "screenshot.png" });10        }11    }12}

new

Using AI Code Generation

1using Microsoft.Playwright.MSTest;2using Microsoft.VisualStudio.TestTools.UnitTesting;3{4    {5        public async Task Test()6        {

new

Using AI Code Generation

1using Microsoft.Playwright.MSTest;2using Microsoft.VisualStudio.TestTools.UnitTesting;3{4    {5        public async Task TestNewMethod()6        {7            var page = await Browser.NewPageAsync();8            await page.ScreenshotAsync(path: @"C:\Users\user\source\repos\PlaywrightTest\PlaywrightTest\bin\Debug\net5.0\bing.png");9        }10    }11}12using Microsoft.Playwright.MSTest;13using Microsoft.VisualStudio.TestTools.UnitTesting;14{15    {16        public async Task TestOldMethod()17        {18            var page = await Browser.NewPageAsync();19            await page.ScreenshotAsync(path: @"C:\Users\user\source\repos\PlaywrightTest\PlaywrightTest\bin\Debug\net5.0\bing.png");20        }21    }22}23using Microsoft.Playwright.MSTest;24using Microsoft.VisualStudio.TestTools.UnitTesting;25{26    {27        public async Task TestNewMethod()28        {29            var page = await Browser.NewPageAsync();30            await page.ScreenshotAsync(path: @"C:\Users\user\source\repos\PlaywrightTest\PlaywrightTest\bin\Debug\net5.0\bing.png");31        }32    }33}34using Microsoft.Playwright.MSTest;35using Microsoft.VisualStudio.TestTools.UnitTesting;36{37    {38        public async Task TestOldMethod()39        {40            var page = await Browser.NewPageAsync();

new

Using AI Code Generation

1using Microsoft.Playwright.MSTest;2using Microsoft.VisualStudio.TestTools.UnitTesting;3{4    {5        public async Task Test()6        {7using Microsoft.Playwright.NUnit;8using NUnit.Framework;9{10    {11        public async Task Test1()12        {13            await Page.TypeAsync("input[name=q]", "Hello World");14            await Page.PressAsync("input[name=q]", "Enter");15            await Page.ScreenshotAsync(new PageScreenshotOptions { Path = "screenshot.png" });16        }17    }18}19using Microsoft.Playwright.Xunit;20using Xunit;21{22    [Collection(TestConstants.TestFixtureBrowserCollectionName)]23    {24        public PlaywrightTests(ITestOutputHelper output) : base(output)25        {26        }27        public async Task Test1()28        {29            await Page.TypeAsync("input[name=q]", "Hello World");30            await Page.PressAsync("input[name=q]", "Enter");31            await Page.ScreenshotAsync(new PageScreenshotOptions { Path = "screenshot.png" });32        }33    }34}35using Microsoft.Playwright.Xunit;36using Xunit;37using Xunit.Abstractions;38{39    [Collection(TestConstants.TestFixtureBrowserCollectionName)]40    {41        public PlaywrightTests(ITestOutputHelper output) : base(output)42        {

new

Using AI Code Generation

1using Microsoft.Playwright.MSTest;2using Microsoft.VisualStudio.TestTools.UnitTesting;3using System.Threading.Tasks;4{5    {6        public async Task MyTestMethod()7        {8            var page = await NewPageAsync();9        }10    }11}12using Microsoft.Playwright.NUnit;13using NUnit.Framework;14using System.Threading.Tasks;15{16    {17        public async Task MyTestMethod()18        {19            var page = await NewPageAsync();20        }21    }22}23using Microsoft.Playwright.Xunit;24using System.Threading.Tasks;25using Xunit;26{27    {28        public async Task MyTestMethod()29        {30            var page = await NewPageAsync();31        }32    }33}34using Microsoft.Playwright.Testing;35using System.Threading.Tasks;36using Xunit;37{38    {39        public async Task MyTestMethod()40        {41            var page = await NewPageAsync();42        }43    }44}45using Microsoft.Playwright.Testing;46using System.Threading.Tasks;47using NUnit.Framework;48{49    {50        public async Task MyTestMethod()51        {52            var page = await NewPageAsync();53        }54    }55}

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.